George Westinghouse: Fabulous InventorDodd, Mead, 1943 - 235 halaman |
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Halaman 30
... direct the battle against Lee and Richmond . Another army was ordered to clear the lower Mississippi Valley , following the successful maneuver of Admiral Farragut , who had sailed past New Orleans and up the Mississippi . A third army ...
... direct the battle against Lee and Richmond . Another army was ordered to clear the lower Mississippi Valley , following the successful maneuver of Admiral Farragut , who had sailed past New Orleans and up the Mississippi . A third army ...
Halaman 129
... direct current development . Direct current limits you to low voltages and that means distribution of electricity within a short radius of your generating system . " " Do you mean you would like to find a way to send out electricity by ...
... direct current development . Direct current limits you to low voltages and that means distribution of electricity within a short radius of your generating system . " " Do you mean you would like to find a way to send out electricity by ...
Halaman 133
... method of using alternating current with an induction motor which made it possible to convert elec- trical energy into mechanical energy most efficiently and more economically than by direct current . The new motor CREATING A MAGIC WAND ...
... method of using alternating current with an induction motor which made it possible to convert elec- trical energy into mechanical energy most efficiently and more economically than by direct current . The new motor CREATING A MAGIC WAND ...
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